If you can't delete an ISO file as the file is open in your System, check if it is mounted as a drive or not. Uses these proven fixes to resolve the issue.

If you cannot delete the font files and see Font cannot be deleted because it is in use message, take full control of it, and then delete it.

Hello,My bro downloaded some avi file that's been causing problems. Whenever I go into the directory it's in to delete it, once I click on it, my system resources shoot up to 100% and stay there ...